{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64144", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T07:54:57.037Z", "datePublished": "2026-07-19T15:40:36.041Z", "dateUpdated": "2026-07-19T15:40:36.041Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-19T15:40:36.041Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btmtk: fix urb->setup_packet leak in error paths\n\nThe setup_packet of control urb is not freed if usb_submit_urb fails or\nthe submitted urb is killed. Add free in these two paths."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/bluetooth/btmtk.c"], "versions": [{"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "2a1905730e0c771b999906a7b509722f795563c6", "status": "affected", "versionType": "git"}, {"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "68c027c2003b0a8a1439d0301c59c6fd1eb3b844", "status": "affected", "versionType": "git"}, {"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "a0f5268c77eb73f84ba7c210ddfc54b1c73ff80c", "status": "affected", "versionType": "git"}, {"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "0d2572bafea33c7cd1d77c6a25f25ff31a432482", "status": "affected", "versionType": "git"}, {"version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "dd1dda6b8d6e1f4376a5b3055a04f0ecbdb4d6bd", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/bluetooth/btmtk.c"], "versions": [{"version": "5.3", "status": "affected"}, {"version": "0", "lessThan": "5.3", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.142", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.92", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.34", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.11", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "6.6.142"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "6.12.92"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "6.18.34"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "7.0.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/2a1905730e0c771b999906a7b509722f795563c6"}, {"url": "https://git.kernel.org/stable/c/68c027c2003b0a8a1439d0301c59c6fd1eb3b844"}, {"url": "https://git.kernel.org/stable/c/a0f5268c77eb73f84ba7c210ddfc54b1c73ff80c"}, {"url": "https://git.kernel.org/stable/c/0d2572bafea33c7cd1d77c6a25f25ff31a432482"}, {"url": "https://git.kernel.org/stable/c/dd1dda6b8d6e1f4376a5b3055a04f0ecbdb4d6bd"}], "title": "Bluetooth: btmtk: fix urb->setup_packet leak in error paths", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{}

{"bugzilla": {"description": "kernel: Bluetooth: btmtk: fix urb->setup_packet leak in error paths", "id": "2502588", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502588"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-772", "details": ["A flaw was found in the Linux kernel's Bluetooth MediaTek (btmtk) driver. This vulnerability allows a local attacker to cause a memory leak by triggering specific error paths during Universal Serial Bus (USB) Bluetooth operations. The setup_packet of a control urb (USB Request Block) is not properly freed when usb_submit_urb fails or the urb is terminated. Repeated exploitation of this flaw could lead to resource exhaustion, resulting in a Denial of Service (DoS) condition for the system."], "name": "CVE-2026-64144", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-07-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-64144\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-64144\nhttps://lore.kernel.org/linux-cve-announce/2026071930-CVE-2026-64144-5963@gregkh/T"], "threat_severity": "Low"}

{}